Psychological Science sexdate in Birkenfeld in the Public Interest. September 2018, warnung vor gefälschten Bewerbungs-E-Mails. 30 This shows that women are genuinely more picky than men when it comes to appearance on online dating websites. 15 In Eastern Europe, popular sites offer full access to messaging and profiles, but provide additional services for pay, such as prioritizing profile position, removing advertisements, and giving paying users access to a more advanced search engine. For instance, some profiles may not represent real humans but rather "bait profiles" placed online by site owners to attract new paying members, or "spam profiles" created by advertisers to market services and products. 5, about one in ten respondents reported visiting these online dating websites. Citation needed Most free dating websites depend on advertising revenue, using tools such as Google AdSense and affiliate marketing.